语法填空
As I write this, I'm sitting on a bus back to Santiago in Chile where I am currently working____a language assistant. I've just spent the weekend in a city called La Serena north of Santiago. I was lucky enough to see the flowering desert, a natural phenomenon that ____(occur) around every five years here in the Atacama Desert.
____(follow) a particularly large amount of rainfall earlier, a____(vary) of flowers come into blossom. Bright purple flowers create ____ unbelievably beautiful scene at the base of the surrounding mountains.
____(catch) a glimpse of this magnificent treasure of nature, we took a bus from La Serena to a nearby town and then rented a car to go to the desert.____ we saw did not disappoint us, and as expected it was even more fascinating than the pictures we had seen online. The bloom was particularly ____(impress) this year due to the strong presence of El Niño (a band of warm water in the Pacific Ocean that changes the temperatures and increases the rainfall in certain areas). The vast carpet of colour ____ spread into the distance towards the contrasting green hills was ____(simple) breathtaking and deserved a large amount of photos! A real reminder of the beauty our planet can provide.
某人站在山顶向下
看一列车队向山脚驶来，他看见第一辆车与第二辆车的俯角差等于他看见第二辆车与第三辆车的俯角差，则第一辆车与第二辆车的距离
与第二辆车与第三辆车的距离
之间的关系为（ ）